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JavaScript to BigData

A programming blog on Emerging Tech

Jstobigdata is a Community for Programmers

The jstobigdata brings you advanced guided tutorials and articles on emerging technologies. It presentss you great tutorials with code examples. Unlike many other popular blogs, Jstobigdata focuses on practical oriented tutorials with depth knowledge. This blog is for programmers as well as technology enthusiasts. The content on this site can be broadly categoriesed as Tutorials and Blog articles.

Browse the popular Tutorials

Docker Tutorial

The #1 container, designed to make it easier to create, deploy and run applications in it.

Docker Tutorial
Maven tutorial

Apache Maven Tutorial

An advanced JPA tutorial with hibernate 5.x. JPA stands for Java Persistence API. Learn in the right way with a lot of code examples.

Apache Maven
JPA with hibernate

JPA with Hibernate

An advanced JPA tutorial with hibernate 5.x. JPA stands for Java Persistence API. Learn in the right way with a lot of code examples.

JPA with Hibernate

Node.js®

Node.js is the most successful open-source, cross-platform JavaScript runtime built on Chrome’s V8 js engine. Mostly used for server-side and desktop application programming.

Node.js®

Python™

Python is easy to learn, high-level, dynamic typing, interpreted programming Language. It is popular due to its applications in Machine Learning, Web and System Programming etc.

Python™

Java™

Java is a platform independent, most matured, Object Oriented, computer programming language. Popular for server-side web programming.

JAVA™

Vue.js

Progressive js framework for building user interfaces. Vue is also perfectly capable to powering sophisticated Single-page app by combining with right tools and libraries.

Vue.js

Angular

Most popular platform to build web, mobile or desktop applications. Angular combines with templates, dependency injection, testing tools, component-based architecture.

Angular

Ember.js

A framework for ambitious web developers. An MVVM framework to create scalable and complex web apps.

Ember.js

Git

The only source code version-control system you need to know. Git is a free and open source distributed version control system, capable enough to handle very large projects with speed and efficiency.

GIT

Agile Methodology

Modern ways of developing software, outlined in the Agile Manifesto in 12 important principles. Popular agile methodologies are Scrum, Kanban, XP, Less, Nexus and many more.

Agile Methodology

CSS

CSS – cascading style sheets are used to control the web browsers ability to manipulate fonts, colors, shapes, and even animations. CSS is a fundamental skill for the modern web developer.

CSS3

Top Blog Articles

Advanced Docker Tutorial

Advanced Docker tutorial is a complete docker tutorial with examples. This is a Zero to Hero series, to make you up and running with docker. I have created this tutorial to give you an in-depth understanding of docker and docker-compose. Docker provides a consistent way to develop, package, ship and run an application on almost any platform. You will learn [Read More]

By |August 26th, 2019|Categories: Docker|Tags: , , |

Complete RabbitMQ Tutorial in Java

Complete RabbitMQ Tutorial in Java with Spring Boot example This is a RabbitMQ Course in Java with asynchronous messaging examples using rabbitmq-java-client, Spring Boot and Spring AMQP. This is a programming course, it focuses more on the asynchronous programming than the admin UI. I have tried to keep the tutorial up-to-date with the latest Java trends. Code Examples [Read More]

By |March 28th, 2020|Categories: RabbitMQ|Tags: , |

Advanced JPA Tutorial with Hibernate

This is an advanced JPA tutorial with hibernate 5.x. JPA stands for Java Persistence API. It is the official java specification to work with an ORM tool. Learn JPA 2.2 with Hibernate 5.x in the right way and with a lot of code examples. Prerequisites Programming knowledge in Java.Basic knowledge of JDBC programming.JDK 8 installed on your system.Apache Maven 3.3 [Read More]

By |August 27th, 2019|Categories: Hibernate, JPA|Tags: , , , |

Advanced Maven Tutorial

Maven Tutorial - A complete tutorial with code examples. This tutorial is an advanced maven tutorial meant to make you a Hero in Apache maven. Apache Maven is a software project management and comprehension tool. Based on the concept of a project object model (POM), Maven can manage a project’s build, reporting, and documentation from a central piece of information. [Read More]

By |August 25th, 2019|Categories: Maven|Tags: , , , |

Introduction to Microservices Architecture

This is a long boring introduction to Microservices Architecture, I will try to make it as relevant and interesting as possible. You will learn the differences between Monolithic and Microservices architecture. The various strategies used to decompose a Monolithic system into Microservices based architecture. It is difficult to give you an overview of this architecture in a single article, but [Read More]

By |August 26th, 2020|Categories: Architecture|Tags: |

Getting Started with JUnit 5

In this quick tutorial, we are going to see how we can set up a JUnit 5 project. It will cover the download and installation part with a small working example. Prerequisite To set up a JUnit 5 project, you will need the followings: Java 8 (or higher) Maven 3.0 (or higher) Your favorite IDE (I’m using IntelliJ IDEA) I'm [Read More]

By |August 8th, 2020|Categories: JUnit|Tags: |

Managed beans using @Component, @Repository, @Service

Introduction: In this tutorial, you will learn the different Spring stereotype annotations (@Component, @Repository and @Service) to declare any class as a Spring-managed Bean. Spring MVC also has several other annotations like @Controller and @RestController. The classes that are managed as beans in Spring are known as Managed Components. There are basically few stereotype annotations in spring that declare classes [Read More]

By |April 3rd, 2020|Categories: Spring Framework|Tags: |

JUnit 5 – Software Testing Framework

Introduction “Nobody likes testing. Neither I". Yes, you heard it right. I said I don’t like testing. Well, that’s not only me, it’s true for MOST of the developers around the world. But actually, testing is an essential phase of any software development life-cycle. And that is what we are going to learn in this tutorial series with JUnit 5 [Read More]

By |August 1st, 2020|Categories: JUnit|Tags: , |

Spring @Import and @ImportResource annotations

In this tutorial, you will learn to use Spring @Import and @ImportResource annotations to import configurations from java-config class and XML configurations respectively. These annotations work well with @Configuration annotations. Make sure you have a clear understanding of the ways to do Dependency Injections in Spring and the other related concepts. Check the related article on Inversion of Control and [Read More]

By |August 6th, 2020|Categories: Spring Framework|Tags: , |

Handle Resources in Spring

This article touches upon how to Handle Resources in Spring and we will look into the various interfaces like Resource, ResourceLoader, and ResourceLoaderAware. We usually do not have to make any modifications to the way in which Spring works with resources. We will specifically learn how Spring handles resources. Do not be confused with @Resource annotation. This article is about [Read More]

By |August 5th, 2020|Categories: Spring Framework|Tags: , |

Backpressure in Project reactor

You will learn about Backpressure in the Project reactor. Backpressure is the ability of a Consumer to signal the Producer that the rate of emission is higher than what it can handle. So using this mechanism, the Consumer gets control over the speed at which data is emitted. If you are new to Project Reactor, read about the Flux in [Read More]

By |May 24th, 2020|Categories: Java™|Tags: |

Transform and combine Reactive Stream

In this article, you will learn to Transform and Combine Reactive Streams in Project reactive. Make sure you have a basic understanding of the Flux before proceeding with this article. We will use map for transforming a Flux, also merge and concat for combining multiple streams. 1. Transform a Flux using map We can use the map operator on a [Read More]

By |May 19th, 2020|Categories: Java™|Tags: |

Flux in Project Reactor

Introduction In this article, you will learn about Flux in Project Reactor which represents 0 to N (Zero to N) items. Flux is a Reactive Streams Publisher with Rx operators that emits 0 to N elements, and then completes (successfully or with an error). If it is known that the underlying Publisher will emit 0 or 1 element, you should [Read More]

By |May 15th, 2020|Categories: Java™|Tags: |

Mono in Project Reactor

Introduction In this article, you will learn about the Mono in project reactor which represents 0-1 (Zero or One) item. A Mono<T> is a Publisher (Producer) that emits at most one item and then terminates. It can terminate with an onComplete (for successful completion) or an onError (for any failure/error) signal. In the previous article (Getting started with Project Reactor), [Read More]

By |May 9th, 2020|Categories: Java™|Tags: |

A functional endpoint in Spring WebFlux

In this article, you will learn to create a Functional endpoint in Spring WebFlux. In the previous article, I have introduced you to create an endpoint using the Annotations, now we will look into the pure functional programming way to achieve this. 1. Overview of Functional endpoint An Http request initiated by a client app arrives at the Server (Netty/Undertow [Read More]

By |July 10th, 2020|Categories: Spring Framework|Tags: , |

Keep Learning with us… Happy Coding!